Studie, offset lithograph, 1922. 259x182 mm; 10 1/4x7 1/4 inches, full margins * Garnisonverwendungsfähig, offset lithograph, 1920. 281x192 mm; 11x7 3/4 inches, full margins. Both from the deluxe edition of 50. Both signed in pencil, lower right. Published by Malik-Verlag, Berlin. Both good impressions. Dückers SI 53 and SI 55.
